void
4degreeVoid: manhatten project, pentagon, https://en.m.wikipedia.org/wiki/Leslie_Groves, https://en.m.wikipedia.org/wiki/William_Sterling_Parsons
Void: manhatten project, pentagon, https://en.m.wikipedia.org/wiki/Leslie_Groves, https://en.m.wikipedia.org/wiki/William_Sterling_Parsons